1225440596 has 12 divisors (see below), whose sum is σ = 2146206720. Its totient is φ = 612238680.

The previous prime is 1225440581. The next prime is 1225440647. The reversal of 1225440596 is 6950445221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114650 + ... + 124881.

It is an arithmetic number, because the mean of its divisors is an integer number (178850560).

Almost surely, 2^1225440596 is an apocalyptic number.

It is an amenable number.

1225440596 is a deficient number, since it is larger than the sum of its proper divisors (920766124).

1225440596 is a wasteful number, since it uses less digits than its factorization.

1225440596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240814 (or 240812 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 1225440596 is about 35006.2936627116. The cubic root of 1225440596 is about 1070.1157460604.

The spelling of 1225440596 in words is "one billion, two hundred twenty-five million, four hundred forty thousand, five hundred ninety-six".